package com.fsd.core.util.quartz;

import org.quartz.CronScheduleBuilder;
import org.quartz.CronTrigger;
import org.quartz.JobBuilder;
import org.quartz.JobDetail;
import org.quartz.JobKey;
import org.quartz.Scheduler;
import org.quartz.SchedulerFactory;
import org.quartz.SimpleTrigger;
import org.quartz.Trigger;
import org.quartz.TriggerBuilder;
import org.quartz.TriggerKey;
import org.quartz.impl.StdSchedulerFactory;

public class QuartzManager {
	
	private static SchedulerFactory schedulerFactory = new StdSchedulerFactory();
	private static String JOB_GROUP_NAME = "EXTJWEB_JOBGROUP_NAME";
    private static String TRIGGER_GROUP_NAME = "EXTJWEB_TRIGGERGROUP_NAME";
    
    /**
     * @Description: 添加一个定时任务
     * 
     * @param jobName 任务名
     * @param jobClass 任务
     * @param cron 时间设置，参考quartz说明文档
     */
    @SuppressWarnings({ "unchecked", "rawtypes" })
	public static void addJob(String jobName, Class jobClass, String cron) {
    	try {
    		Scheduler sched = schedulerFactory.getScheduler();
            // 任务名，任务组，任务执行类
            JobDetail jobDetail= JobBuilder.newJob(jobClass).withIdentity(jobName, JOB_GROUP_NAME).build();

            // 触发器  
            TriggerBuilder<Trigger> triggerBuilder = TriggerBuilder.newTrigger();
            // 触发器名,触发器组  
            triggerBuilder.withIdentity(jobName, TRIGGER_GROUP_NAME);
            triggerBuilder.startNow();
            // 触发器时间设定  
            triggerBuilder.withSchedule(CronScheduleBuilder.cronSchedule(cron));
            // 创建Trigger对象
            CronTrigger trigger = (CronTrigger) triggerBuilder.build();
            
            // 调度容器设置JobDetail和Trigger
            sched.scheduleJob(jobDetail, trigger);  
            
            // 启动  
            if (!sched.isShutdown()) {  
                sched.start();  
            }
		} catch (Exception e) {
			throw new RuntimeException(e);
		}
    }
    
	/**
	 * @Description: 添加一个定时任务
	 * 
	 * @param jobName 任务名
	 * @param jobGroupName 任务组名
	 * @param triggerName 触发器名
	 * @param triggerGroupName 触发器组名
	 * @param jobClass 任务
	 * @param cron 时间设置，参考quartz说明文档
	 */
    @SuppressWarnings({"unchecked", "rawtypes" })
    public static void addJob(String jobName, String jobGroupName, String triggerName, String triggerGroupName, Class jobClass, String cron) {
    	try {
    		Scheduler sched = schedulerFactory.getScheduler();  
            // 任务名，任务组，任务执行类
            JobDetail jobDetail= JobBuilder.newJob(jobClass).withIdentity(jobName, jobGroupName).build();

            // 触发器  
            TriggerBuilder<Trigger> triggerBuilder = TriggerBuilder.newTrigger();
            // 触发器名,触发器组  
            triggerBuilder.withIdentity(triggerName, triggerGroupName);
            triggerBuilder.startNow();
            // 触发器时间设定  
            triggerBuilder.withSchedule(CronScheduleBuilder.cronSchedule(cron));
            // 创建Trigger对象
            CronTrigger trigger = (CronTrigger) triggerBuilder.build();
            
            // 调度容器设置JobDetail和Trigger
            sched.scheduleJob(jobDetail, trigger);  
            
            // 启动  
            if (!sched.isShutdown()) {  
                sched.start();  
            }
		} catch (Exception e) {
			throw new RuntimeException(e);
		}
	}
    
    /**
     * @Description: 添加一个立即执行，只执行一次的任务
     * 
     * @param jobName 任务名
     * @param jobGroupName 任务组名
     * @param triggerName 触发器名
     * @param jobClass 任务
     */
    @SuppressWarnings({ "unchecked", "rawtypes" })
	public static void addJob(String jobName, String jobGroupName, String triggerName, Class jobClass){
    	try {
    		Scheduler sched = schedulerFactory.getScheduler();
        	//第一步：创建一个JobDetail实例 
        	JobDetail jobDetail = JobBuilder.newJob(jobClass).withIdentity(jobName,jobGroupName).build();
        	SimpleTrigger simpleTrigger = (SimpleTrigger) TriggerBuilder.newTrigger().withIdentity(triggerName, jobGroupName).startNow().build();
        	//加入这个调度
        	sched.scheduleJob(jobDetail, simpleTrigger);
        	// 启动  
            if (!sched.isShutdown()) {  
                sched.start();  
            }
		} catch (Exception e) {
			throw new RuntimeException(e);
		}
    }
    
    /**
     * @Description: 添加一个立即执行，只执行一次的任务
     * 
     * @param jobName 任务名
     * @param jobClass 任务
     */
    @SuppressWarnings({ "rawtypes", "unchecked" })
	public static void addJob(String jobName, Class jobClass){
    	try {
    		Scheduler sched = schedulerFactory.getScheduler();
        	//第一步：创建一个JobDetail实例 
        	JobDetail jobDetail = JobBuilder.newJob(jobClass).withIdentity(jobName, JOB_GROUP_NAME).build();
        	SimpleTrigger simpleTrigger = (SimpleTrigger) TriggerBuilder.newTrigger().withIdentity(jobName, JOB_GROUP_NAME).startNow().build();
        	//加入这个调度
        	sched.scheduleJob(jobDetail, simpleTrigger);
        	// 启动  
            if (!sched.isShutdown()) {  
                sched.start();  
            }
		} catch (Exception e) {
			throw new RuntimeException(e);
		}
    }
    
    /**
     * @Description: 修改一个任务的触发时间
     * 
     * @param jobName 任务名
     * @param jobGroupName 任务组名
     * @param triggerName 触发器名
     * @param triggerGroupName
     * @param cron 时间设置，参考quartz说明文档
     */
    public static void modifyJobTime(String jobName, String jobGroupName, String triggerName, String triggerGroupName, String cron) {
        try {
            Scheduler sched = schedulerFactory.getScheduler();
            TriggerKey triggerKey = TriggerKey.triggerKey(triggerName, triggerGroupName);
            CronTrigger trigger = (CronTrigger) sched.getTrigger(triggerKey);
            if (trigger == null) {
                return;
            }
            
            String oldTime = trigger.getCronExpression();
            if (!oldTime.equalsIgnoreCase(cron)) {
                /** 方式一 ：调用 rescheduleJob 开始 */
                // 触发器
                TriggerBuilder<Trigger> triggerBuilder = TriggerBuilder.newTrigger();
                // 触发器名,触发器组
                triggerBuilder.withIdentity(triggerName, triggerGroupName);
                triggerBuilder.startNow();
                // 触发器时间设定
                triggerBuilder.withSchedule(CronScheduleBuilder.cronSchedule(cron));
                // 创建Trigger对象
                trigger = (CronTrigger) triggerBuilder.build();
                // 方式一 ：修改一个任务的触发时间
                sched.rescheduleJob(triggerKey, trigger);
                /** 方式一 ：调用 rescheduleJob 结束 */

                /** 方式二：先删除，然后在创建一个新的Job  */
                //JobDetail jobDetail = sched.getJobDetail(JobKey.jobKey(jobName, jobGroupName));
                //Class<? extends Job> jobClass = jobDetail.getJobClass();
                //removeJob(jobName, jobGroupName, triggerName, triggerGroupName);
                //addJob(jobName, jobGroupName, triggerName, triggerGroupName, jobClass, cron);
                /** 方式二 ：先删除，然后在创建一个新的Job */
            }  
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }
    
    /**
     * @Description: 移除一个任务
     * 
     * @param jobName 
     * @param jobGroupName
     * @param triggerName
     * @param triggerGroupName
     */  
    public static void removeJob(String jobName, String jobGroupName,  String triggerName, String triggerGroupName) {
        try {  
            Scheduler sched = schedulerFactory.getScheduler();

            TriggerKey triggerKey = TriggerKey.triggerKey(triggerName, triggerGroupName);

            sched.pauseTrigger(triggerKey);// 停止触发器  
            sched.unscheduleJob(triggerKey);// 移除触发器  
            sched.deleteJob(JobKey.jobKey(jobName, jobGroupName));// 删除任务  
        } catch (Exception e) {  
            throw new RuntimeException(e);  
        }  
    }
    
    /** 
     * @Description:启动所有定时任务 
     */  
    public static void startJobs() {  
        try {  
            Scheduler sched = schedulerFactory.getScheduler();  
            sched.start();  
        } catch (Exception e) {  
            throw new RuntimeException(e);  
        }  
    }
    
    /** 
     * @Description:关闭所有定时任务 
     */  
    public static void shutdownJobs() {  
        try {  
            Scheduler sched = schedulerFactory.getScheduler();  
            if (!sched.isShutdown()) {  
                sched.shutdown();  
            }  
        } catch (Exception e) {  
            throw new RuntimeException(e);  
        }  
    }
}
